Gusrianti, G., Indra, A. and Fajrul, R. 2024. Influence of Holding Time and Quenching on the Hardness of Carbon Steel in Pack Carburizing Process with Mangrove Charcoal Media. IJIMCE : International Journal of Innovation in Mechanical Construction and Energy. 1, 1 (Feb. 2024), 46–51. DOI:https://doi.org/10.24036/ijimce.v1i1.19.